Iowa Severe Thunderstorm Warning | Effective 04/15/2026 17:09

Headline: 
Severe Thunderstorm Warning issued April 15 at 7:09PM CDT until April 15 at 8:15PM CDT by NWS Quad Cities IA IL
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
April 15, 2026 - 5:09pm
Expires: 
April 15, 2026 - 6:15pm
Description: 
SVRDVN The National Weather Service in the Quad Cities has issued a * Severe Thunderstorm Warning for... Northwestern Louisa County in southeastern Iowa... Keokuk County in southeastern Iowa... Southern Johnson County in east central Iowa... Washington County in southeastern Iowa... Southeastern Iowa County in east central Iowa... * Until 815 PM CDT. * At 708 PM CDT, severe thunderstorms were located along a line extending from near Webster to Linby, moving east at 45 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Iowa City, Washington, Sigourney, Kalona, Wellman, Lone Tree, University Heights, North English, Riverside, Hills, What Cheer, Richland, Ainsworth, Delta, Keswick, South English, Harper, Martinsburg, Kinross, and Hayesville. This includes Interstate 80 in Iowa between mile markers 249 and 253.
Instruction: 
Prepare immediately for large hail and damaging winds. People outside should move immediately to shelter inside a strong building. Stay away from windows. To report severe weather, contact your nearest law enforcement agency. They will send your report to the National Weather Service office in the Quad Cities. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. A Tornado Watch remains in effect until 900 PM CDT for southeastern and east central Iowa.
Area Description: 
Iowa, IA; Johnson, IA; Keokuk, IA; Louisa, IA; Washington, IA
Forcast Office: 
NWS Quad Cities IA IL